Skip Navigation Links weather.gov 
NOAA logo - Click to go to the NOAA homepage National Weather Service   NWS logo - Click to go to the NWS homepage
The Weather Prediction Center
Site Map News Organization
  DOC NOAA NWS NCEP Centers: AWC CPC EMC NCO NHC OPC SPC SWPC WPC

 
 

 
Follow the Weather Prediction Center on Facebook Follow the Weather Prediction Center on Twitter
NCEP Quarterly Newsletter
WPC Home
Analyses and Forecasts
   National High & Low
   WPC Discussions
   Surface Analysis
   Days ½-2½ CONUS
   Days 3-7 CONUS
   Days 4-8 Alaska
   QPF
   PQPF
   Flood Outlook
   Winter Weather
   Storm Summaries
   Heat Index
   Tropical Products
   Daily Weather Map
   GIS Products
Current Watches/
Warnings
Satellite and Radar Imagery
  GOES-East Satellite
  GOES-West Satellite
  National Radar
Product Archive
WPC Verification
   QPF
   Medium Range
   Model Diagnostics
   Event Reviews
   Winter Weather
International Desks
Development and Training
   Development
WPC Overview
   About the WPC
   Staff
   WPC History
   Other Sites
   FAQs
Meteorological Calculators
Contact Us
   About Our Site
 
USA.gov is the U.S. Government's official web portal to all federal, state, and local government web resources and services.

 
WPC Products in KML Format

WPC is providing a subset of its product suite in KeyHole Markup Language (KML) format.   KML is used by a variety of GIS and mapping applications, including Google Earth, ArcGIS Explorer, Microsoft Virtual Earth, NASA WorldWind View, and numerous others, to display geospatial data on two-dimensional maps and three-dimensional Earth browsers.
 
Currently, the following products are available in KML format:
 
Other NWS products in KML format
 
A free version of Google Earth is available for download at
http://earth.google.com/download-earth.html, along with an accompanying user guide.
 
View a screen shot of WPC's QPF as depicted in Google Earth.
 
In addition to KML, WPC creates many of its guidance products in shapefile format; these are available for download at https://ftp.wpc.ncep.noaa.gov/shapefiles.
 
 
Latest Quantitative Precipitation Forecasts (QPFs)

About the QPF KML files

6-Hour Update Forecast  (Issued 08:39Z May 6, 2021)
 
 
Day 1   -- (Issued 05:52Z May 6, 2021)
 
 
 
Day 2   -- (Issued 08:09Z May 6, 2021)
 
 
 
Day 3   -- (Issued 08:11Z May 6, 2021)
 
 
 
 
Multi-Day QPFs
 
Day 1-2 48-Hour QPF   -- (Issued 06:28Z May 6, 2021)
 
Valid 12Z May 06, 2021 - 12Z May 08, 2021
 
Day 1-3 72-Hour QPF   -- (Issued 06:30Z May 6, 2021)
 
Valid 12Z May 06, 2021 - 12Z May 09, 2021
 
Day 4-5 48-Hour QPF   -- (Issued 03:53Z May 6, 2021)
 
Valid 12Z May 09, 2021 - 12Z May 11, 2021
 
Day 6-7 48-Hour QPF   -- (Issued 04:03Z May 6, 2021)
 
Valid 12Z May 11, 2021 - 12Z May 13, 2021
 
Day 1-5 120-Hour QPF   -- (Issued 08:43Z May 6, 2021)
 
Valid 12Z May 06, 2021 - 12Z May 11, 2021
 
Day 1-7 168-Hour QPF   -- (Issued 08:45Z May 6, 2021)
 
Valid 12Z May 06, 2021 - 12Z May 13, 2021
 
 
Excessive Rainfall Outlooks

Day 1 Excessive Rainfall Outlook   -- (Issued 00:27Z May 6, 2021)
 
Valid 12Z May 06, 2021 - 12Z May 07, 2021
 
Day 2 Excessive Rainfall Outlook   -- (Issued 08:12Z May 6, 2021)
 
Valid 12Z May 07, 2021 - 12Z May 08, 2021
 
Day 3 Excessive Rainfall Outlook   -- (Issued 08:13Z May 6, 2021)
 
Valid 12Z May 08, 2021 - 12Z May 09, 2021
 
 
5-Day Significant River Flood Outlook

Latest Forecast -- Issue time is not available
 
 
 
Latest Winter Weather Forecasts
 
About WPC's Winter Weather KML products
 
Complete Product Suite for Days 1-3  (Valid 00Z 05/06/2021 - 00Z 05/09/2021)
 
Includes all of WPC's latest snowfall and freezing rain probability forecasts, and updates only when all forecasts have been issued.
 
 
Day 1   -- (Updated 21:26Z May 5, 2021)
 
 
Probability of Freezing Rain
 
 
Complete Day 1 Forecast Package
(Note: This product only updates when all Day 1 forecasts have been issued)
 
 
Day 2   -- (Updated 21:31Z May 5, 2021)
 
 
Probability of Freezing Rain
 
 
Complete Day 2 Forecast Package
(Note: This product only updates when all Day 2 forecasts have been issued)
 
 
Day 3   -- (Updated 21:37Z May 5, 2021)
 
 
Probability of Freezing Rain
 
 
Complete Day 3 Forecast Package
(Note: This product only updates when all Day 3 forecasts have been issued)
 
 
Other Forecast Packages
 
Probability of Snow > 4 inches for Days 1-3
 
(Latest forecast package valid 00Z 05/06/2021 - 00Z 05/09/2021)
 
Probability of Snow > 8 inches for Days 1-3
 
(Latest forecast package valid 00Z 05/06/2021 - 00Z 05/09/2021)
 
Probability of Snow > 12 inches for Days 1-3
(Latest forecast package valid 00Z 05/06/2021 - 00Z 05/09/2021)
 
Probability of Freezing Rain > .25 inch for Days 1-3
(Latest forecast package valid 00Z 05/06/2021 - 00Z 05/09/2021)
 
Please note: These products will only update when the given probability forecasts have been issued for the entire Day 1-3 period.
 
Probabilistic Winter Precipitation Guidance
 
In addition, we have available in KML our Day 1-3 probabilistic and percentile accumulation forecasts and the Day 4-7 Winter Weather Outlook. The most recently issued Day 1-3 forecasts can be downloaded from https://www.wpc.ncep.noaa.gov/pwpf/latest_kml_GE; the Day 4-7 products from https://www.wpc.ncep.noaa.gov/wwd/pwpf_d47/kml. Note that these are .kmz files, which contain both the .kml file and product legend.
 
Day 1-3 Significant Weather

Based off the National Forecast Charts, WPC is creating KML files of significant weather expected during the Day 1-3 period. For the purposes of this product, significant weather is defined as the potential for:
  • Severe Thunderstorms
  • Flash Flooding
  • Heavy Snowfall
  • Accumulating Freezing Rain
Additional information about the National Forecast Charts can be found on this detailed product description page.

Day 1 Significant Weather Forecast valid for Thu, May 06, 2021
(Updated 08:52Z May 6, 2021)

Day 2 Significant Weather Forecast valid for Thu, May 06, 2021
(Updated 09:04Z May 5, 2021)

Day 3 Significant Weather Forecast valid for Fri, May 07, 2021
(Updated 09:07Z May 5, 2021)
 
Complete Day 1-3 Significant Weather Forecast Package
(Updated 20:36Z May 5, 2021)

 
Alaska Analyses and Forecasts

Below are links to KML files containing raster images of WPC's Alaska product suite. This includes the 3-hour analyses, Day 4-8 PMSL forecasts, and Day 4-8 500mb forecasts. Two versions are available; one has a transparent background, while the other displays a white background similar to WPC's gif images.

3-Hourly Analyses for the Past 24 Hours (transparent background)
3-Hourly Analyses for the Past 24 Hours (white background)
 
Latest Day 4-8 PMSL/Surface Front Forecasts (transparent background)
Latest Day 4-8 PMSL/Surface Front Forecasts (white background)
 
Latest Day 4-8 500mb Height Forecasts (transparent background)
Latest Day 4-8 500mb Height Forecasts (white background)
 
CONUS Surface Analyses and PMSL Forecasts

Below are links to KML files containing raster images of WPC's 3-hourly surface analyses, short range, and medium range (Day 3-7) PMSL forecasts (including surface fronts and pressure centers). Two versions are available; one has a transparent background, while the other displays a white background similar to WPC's gif images.

3-Hourly Analyses for the Past 24 Hours (transparent background)
3-Hourly Analyses for the Past 24 Hours (white background)
 
Latest Short Range PMSL/Surface Front Forecasts (transparent background)
Latest Short Range PMSL/Surface Front Forecasts (white background)
 
Latest Day 3-7 PMSL/Surface Front Forecasts (transparent background)
Latest Day 3-7 PMSL/Surface Front Forecasts (white background)
 
 
NOAA/ National Weather Service
National Centers for Environmental Prediction
Weather Prediction Center
5830 University Research Court
College Park, Maryland 20740
Weather Prediction Center Web Team		 Disclaimer
Credits
Glossary
 Privacy Policy
About Us
Career Opportunities
Page last modified: Tuesday, 18-Jun-2019 15:44:56 GMT